#ifndef CONCRETEOBSERVER1_H
#define CONCRETEOBSERVER1_H

#include "Observer/observer.h"
#include <iostream>
using namespace std;

class ConcreteObserver1 : public Observer
{
public:
    ConcreteObserver1();
    ~ConcreteObserver1();

public:
    void update(int val);
};

#endif // CONCRETEOBSERVER1_H
